{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "METHODS : We report the clinical and laboratory data in 3 patients who presented with severe hypercalcemia ( corrected serum calcium > or = 14 mg / dL ) and review the pertinent literature on milk - alkali syndrome ."}
{"Disease": ["hypercalcemia", "milk - alkali syndrome"], "Chemical": ["calcium"]}